Finding the Fourth Proportional to 5,337.10, 7,364.89 and 2,979.39

Step by Step Solution

1. Step 1: Write the proportion equation
   5,337.10 : 7,364.89 = 2,979.39 : x
2. Step 2: Convert to fraction form
   5,337.10/7,364.89 = 2,979.39/x
3. Step 3: Cross multiply
   5,337.10x = 7,364.89 × 2,979.39
4. Step 4: Simplify right side
   5,337.10x = 21,942,887.07
5. Step 5: Solve for x
   x = 21,942,887.07/5,337.10
6. Step 6: Final answer
   x = 4,111.39